Actualización

vendor/sonata-project/block-bundle/src/Block/Service/EmptyBlockService.php

@@ -0,0 +1,49 @@
+<?php
+
+/*
+ * This file is part of the Sonata Project package.
+ *
+ * (c) Thomas Rabaix <thomas.rabaix@sonata-project.org>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Sonata\BlockBundle\Block\Service;
+
+use Sonata\AdminBundle\Form\FormMapper;
+use Sonata\BlockBundle\Block\BlockContextInterface;
+use Sonata\BlockBundle\Model\BlockInterface;
+use Sonata\CoreBundle\Validator\ErrorElement;
+use Symfony\Component\HttpFoundation\Response;
+
+class EmptyBlockService extends AbstractBlockService
+{
+    // NEXT_MAJOR: Remove this method
+
+    /**
+     * {@inheritdoc}
+     */
+    public function buildEditForm(FormMapper $form, BlockInterface $block)
+    {
+        throw new \RuntimeException('Not used, this block renders an empty result if no block document can be found');
+    }
+
+    // NEXT_MAJOR: Remove this method
+
+    /**
+     * {@inheritdoc}
+     */
+    public function validateBlock(ErrorElement $errorElement, BlockInterface $block)
+    {
+        throw new \RuntimeException('Not used, this block renders an empty result if no block document can be found');
+    }
+
+    /**
+     * {@inheritdoc}
+     */
+    public function execute(BlockContextInterface $blockContext, Response $response = null)
+    {
+        return new Response();
+    }
+}